cve-2023-52754
Vulnerability from cvelistv5
Published
2024-05-21 15:30
Modified
2024-11-04 14:52
Severity ?
Summary
media: imon: fix access to invalid resource for the second interface
Impacted products
Vendor Product Version
Linux Linux
Show details on NVD website


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          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: imon: fix access to invalid resource for the second interface\n\nimon driver probes two USB interfaces, and at the probe of the second\ninterface, the driver assumes blindly that the first interface got\nbound with the same imon driver.  It\u0027s usually true, but it\u0027s still\npossible that the first interface is bound with another driver via a\nmalformed descriptor.  Then it may lead to a memory corruption, as\nspotted by syzkaller; imon driver accesses the data from drvdata as\nstruct imon_context object although it\u0027s a completely different one\nthat was assigned by another driver.\n\nThis patch adds a sanity check -- whether the first interface is\nreally bound with the imon driver or not -- for avoiding the problem\nabove at the probe time."
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    "dateReserved": "2024-05-21T15:19:24.235Z",
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